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Finding the Fourth Proportional to 3,307.88, 4,948.14 and 2,716.22

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Solution

The fourth proportional to 3,307.88, 4,948.14 and 2,716.22 is: 4,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.88 : 4,948.14 = 2,716.22 : x
  2. Step 2: Convert to fraction form
    3,307.88/4,948.14 = 2,716.22/x
  3. Step 3: Cross multiply
    3,307.88x = 4,948.14 × 2,716.22
  4. Step 4: Simplify right side
    3,307.88x = 13,440,236.83
  5. Step 5: Solve for x
    x = 13,440,236.83/3,307.88
  6. Step 6: Final answer
    x = 4,063.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.